Sipdroid - Free and open-source SIP/VoIP Client
iShredder - PROTECTSTAR is a leader in providing Secure Deletion (Erasure) software products: PROTECTSTAR has served more than 2,000,000 customers worldwide and earned a reputation as a leader in providing innovative security solutions.
Zoiper - Cross-platform VoIP softphone dialer for SIP and IAX systems
Coolmuster Android Eraser - Android Eraser is aimed at helping you to protect your personal data on Android mobile phone and Android tablet by erasing all data from the device securely and permanently.
MicroSIP - MicroSIP is a free portable SIP softphone for Windows based on PJSIP stack.
Jihosoft Mobile Privacy Eraser - Jihosoft Mobile Privacy Eraser is one of the smart data disposing of tools that allows the safe and easy way to erase contacts, call log, messages, videos, photos, applications from the smart devices, leaving no chance to recover your data so that i…